SOLUTION: tom has 15 nickels and dimes. if he has a total of $1.25 how many of each kind does he have?

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Question 360352: tom has 15 nickels and dimes. if he has a total of $1.25 how many of each kind does he have?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
let dimes be x
nickels be y
..
x+y =15
10x+5y=125
...
multiply first equation by -5
-5x-5y=-75
add it to equation 2
5x=50
/5
x=10 dimes
y=5 nickels
..
m.ananth@hotmail.ca